Finding the Third Proportional to 2,262,639 and 4,879,331

Step by Step Solution

1. Step 1: Write the proportion equation
   2,262,639 : 4,879,331 = 4,879,331 : x
2. Step 2: Convert to fraction form
   2,262,639/4,879,331 = 4,879,331/x
3. Step 3: Cross multiply
   2,262,639x = 4,879,331 × 4,879,331
4. Step 4: Simplify right side
   2,262,639x = 23,807,871,007,561
5. Step 5: Solve for x
   x = 23,807,871,007,561/2,262,639
6. Step 6: Final answer
   x = 10,522,169.47